Home / 266,219.06-367,397.19-145,371.60

Finding the Fourth Proportional to 266,219.06, 367,397.19 and 145,371.60

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Solution

The fourth proportional to 266,219.06, 367,397.19 and 145,371.60 is: 200,620.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,219.06 : 367,397.19 = 145,371.60 : x
  2. Step 2: Convert to fraction form
    266,219.06/367,397.19 = 145,371.60/x
  3. Step 3: Cross multiply
    266,219.06x = 367,397.19 × 145,371.60
  4. Step 4: Simplify right side
    266,219.06x = 53,409,117,345.80
  5. Step 5: Solve for x
    x = 53,409,117,345.80/266,219.06
  6. Step 6: Final answer
    x = 200,620.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.